MIPS: ralink: add memory definition for RT2880

Populate struct soc_info with the data that describes our RAM window.

Signed-off-by: John Crispin <blogic@openwrt.org>
Patchwork: http://patchwork.linux-mips.org/patch/5181/

diff --git a/arch/mips/include/asm/mach-ralink/rt288x.h b/arch/mips/include/asm/mach-ralink/rt288x.h
index ad8b42dd2fcc54f80c9cf446120bc7cb98a6923d..03ad716acb42c1e0ebf284b6555c375dab7f1955 100644 (file)
--- a/arch/mips/include/asm/mach-ralink/rt288x.h
+++ b/arch/mips/include/asm/mach-ralink/rt288x.h
@@ -46,4 +46,8 @@
 
 #define CLKCFG_SRAM_CS_N_WDT           BIT(9)
 
+#define RT2880_SDRAM_BASE              0x08000000
+#define RT2880_MEM_SIZE_MIN            2
+#define RT2880_MEM_SIZE_MAX            128
+
 #endif

diff --git a/arch/mips/ralink/rt288x.c b/arch/mips/ralink/rt288x.c
index 1e0788e75af61a75220fb27a7d02050b5e244e43..f87de1ab21983d28e7915b127d3b4ad2bcd34e98 100644 (file)
--- a/arch/mips/ralink/rt288x.c
+++ b/arch/mips/ralink/rt288x.c
@@ -136,4 +136,8 @@ void prom_soc_init(struct ralink_soc_info *soc_info)
                name,
                (id >> CHIP_ID_ID_SHIFT) & CHIP_ID_ID_MASK,
                (id & CHIP_ID_REV_MASK));
+
+       soc_info->mem_base = RT2880_SDRAM_BASE;
+       soc_info->mem_size_min = RT2880_MEM_SIZE_MIN;
+       soc_info->mem_size_max = RT2880_MEM_SIZE_MAX;
 }